La fuerza y el movimiento (Forces and Motion)

The US president is the face of the United States to the rest of the world. However, he or she doesn’t have unlimited power within the country. The president has certain powers given by the Constitution, including the ability to make treaties, appoint some important government officials, and veto laws. Readers learn the many duties of the president in simple, clear language appropriate for both younger readers and older readers looking for a succinct review of the topic. Fact boxes supplement the main content with important details about checks and balances, amendments, and more that affect...

Kids often play with magnets, yet they don't learn how these playthings work for many years. Practical knowledge from their play can help them learn more about magnetism, and so can this book. Specially written for those with reading challenges or readers looking for a review, the main text covers important vocabulary, magnetic fields, and a discussion of why metals and magnets come together. Diagrams and succinct fact boxes offer additional ways to learn each concept and explain some ideas in greater detail.

«Preparándome para mi primera cacatúa ninfa» es una guía para ti y tus hijos, para ayudarles a saber cómo prepararse antes de traer a casa su primera cacatúa ninfa. A diferencia de la mayoría de los libros acerca de ninfas, éste no trata de cubrirlo todo, pero se enfoca en lo que necesitas tener listo para iniciar tu nueva vida en compañía de tu ave. Con este libro lleno de anécdotas e imágenes, conocerás la vida con cacatúas ninfa a través de mis muchos años en compañía de ellas. ¡Un libro divertido para cualquiera que ame a los animales! Los temas abarcados incluyen:...

Paleontologists are scientists who study dinosaur bones. This book introduces their job from start to finish. The Descubrámoslo (Let’s Find Out) series is perfect for young learners in prekindergarten through grade 2. These 16-page books give readers an accessible introduction to nonfiction reading. Color photographs and fun, factual examples will grab the attention of young readers and help strengthen reading comprehension skills.

¿Cómo pueden tener el mismo sueño cuatro personas? ¿Por qué iban a suicidarse después de soñarlo? John Verdon, la gran sensación del thriller a escala internacional, ha vuelto con un nuevo libro que recordará a sus seguidores el ritmo cinematográfico de su escalofriante novela debut Sé lo que estás pensando .Cuatro personas que no se han visto nunca, que viven en distintas partes del país y que no parecen tener nada en común explican que han tenido el mismo sueño: una pesadilla recurrente cuyo elemento más inquietante es un cuchillo ensangrentado con la cabeza tallada de un...

Alexander Graham Bell was always trying to invent new things! In this biography that has been translated into Spanish, readers will learn about Alexander's life as a teacher and inventor of such incredible inventions as the telephone, record player, and metal detector. Colorful images, supportive text, an interesting timeline, and a helpful glossary, table of contents, and index combine to give readers an inspiring look into the life of Alexander Bell.